Signal Notes

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A curated collection of deep dives, field notes, and honest takes on navigating finance, investing, and building wealth. No fluff — only actionable ideas.

Updated Feb 21, 20268 articles1 guides
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8
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1
Long-form
Topics
17
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Interest Coverage Ratio: Measure Debt Risk in 2026
Fundamental Analysis
7 min

Interest Coverage Ratio: Measure Debt Risk in 2026

The interest coverage ratio reveals if a company can comfortably pay its debt. Learn the formula, benchmarks, and the red flags that signal stress.

Read in 7 min · Key takeaway in under 5 minutes.
#Debt#Risk Management
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ROIC: The Profitability Metric That Beats EPS in 2026
Fundamental Analysis
8 min

ROIC: The Profitability Metric That Beats EPS in 2026

ROIC shows how efficiently a company turns invested capital into profit. Learn the formula, how to compare to WACC, and how to spot compounding machines.

Read in 8 min · Key takeaway in under 5 minutes.
#ROIC#Profitability
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Free Cash Flow: The Key Metric for Stock Analysis in 2026
Fundamental Analysis
8 min

Free Cash Flow: The Key Metric for Stock Analysis in 2026

Free cash flow shows what a business truly earns after reinvestment. Learn how to calculate FCF, read FCF yield, and spot the red flags investors miss.

Read in 8 min · Key takeaway in under 5 minutes.
#Cash Flow#Valuation
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Volatility and Beta: How to Measure Stock Risk
Risk Management
5 min

Volatility and Beta: How to Measure Stock Risk

Understand volatility and beta to evaluate the risk of your investments. Practical guide with concrete examples and strategies adapted to your profile.

Read in 5 min · Key takeaway in under 5 minutes.
#Volatility#Beta
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Understanding the P/E Ratio: Complete Guide for Investors
Fundamental Analysis
5 min

Understanding the P/E Ratio: Complete Guide for Investors

The P/E ratio is the most used indicator in the stock market. Learn how to interpret it correctly, its limitations, and how to use it in your analysis.

Read in 5 min · Key takeaway in under 5 minutes.
#P/E Ratio#Valuation
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How to Build a Smart DCA Strategy in 2026
Product Updates
6 min

How to Build a Smart DCA Strategy in 2026

Experience report + mini framework to structure a multi-pocket DCA (tax-advantaged accounts, brokerage, crypto) without overthinking it.

Read in 6 min · Key takeaway in under 5 minutes.
#Investing#DCA
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